Patent · US Active

Electrolytic copper foil for lithium secondary battery and lithium secondary battery comprising the same

US10218004B2 · kind B2 · utility

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Assignee

Inventors

Key dates

Filing dateApr 8, 2016
Grant dateFeb 26, 2019
Priority date
Expiry dateApr 8, 2036

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electrolytic copper foil for a lithium secondary battery has yield strength of 30 kgf/mm2 to 60 kgf/mm2, a surface area ratio of 1 to 3, and a weight deviation of 3% or below.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.